USN-986-3: dpkg vulnerability

Ubuntu Security Notice USN-986-3

dpkg vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

Ubuntu 10.04 LTS

Ubuntu 9.10

Ubuntu 9.04

Ubuntu 8.04 LTS

Ubuntu 6.06 LTS

Summary

dpkg could be made to run programs as your login if it opened a specially
crafted file.

Software description

dpkg
- package maintenance system for Debian

Details

USN-986-1 fixed vulnerabilities in bzip2. dpkg statically links against libbz2and needed to be rebuilt to use the updated libbz2.

Original advisory details:

An integer overflow was discovered in bzip2. If a user or automated system were tricked into decompressing a crafted bz2 file, an attacker could cause bzip2 or any application linked against libbz2 to crash or possibly execute code as the user running the program.

Update instructions

The problem can be corrected by updating your system to the following
package version: